*{margin:0;padding:0}
body{
    font-family:'Microsoft YaHei';
    background:#dedede;
}
/*顶部*/
#top{
    background-color:#333333;
    position:relative;
    height:60px;
}
#top img{
    margin:19px 0 19px 10px;
}
#top ul{
    list-style:none;
    position:absolute;top:0;right:10px;
}
#top ul li{
    float:left;
    display:block;
    text-align:center;
    width:100px;
    padding:19px 10px;

}
#top ul li a{
    text-decoration:none;
    color:white;
    font-size:12px;
}
#top ul li:hover{
    background-color:#474747;
    border-bottom:2px solid red;
}
/*body*/
.article , .sidebar , .picture{
    margin:30px;
    padding:20px;
    background-color:white;
    box-shadow:1px 1px 2px 1px #848484;
}
.article h2,h3{
    padding:5px;
    margin-bottom:3px;
}
.article h3{
    color:#848484;
    font-size:15px;
    font-weight:normal;
}
.article p{
    margin:10px;
    line-height:1.5em;
    text-indent:2em;
}
.article .link{
    text-align:right;
    font-size:0.75em;
    color:red;
}
.article img,.picture img{
    clear:both;
    display:block;
    margin:auto;
}
.picture dl dd{
    margin:10px;
    border:1px solid #ccc;
}
.picture dl dd span{
    display:block;
    font-size:12px;
    text-align:center;
    margin:5px;
}
.article ol{
    margin:10px 40px;
}
.article table{
    width:100%;
    border-collapse:collapse;
}
.article table td,th{
    border:1px solid #ccc;
    padding:5px;
}
.article table tr:last-child{
    background-color:grey;
}
.article table tr:first-child{
    background-color:black;
    color:white;
    text-align:left;
}

.sidebar h2{
    border-left:3px solid #ccc;
    padding-left:10px;
}
.sidebar form div{
    font-size:14px;
    margin:15px 0;
    margin-left:400px;
}
.sidebar form div{
    font-size: 14px;
    margin:15px 0;
}
.sidebar form div label{
    float:left;
    text-align:right;
    width:35%;
    padding-right:15px;
}
.sidebar form div p{
    margin-left:35%;
    padding-left:15px;
    font-size:12px;
    color: #aaa;
}
.sidebar textarea{
    width:50%;
    height:200px;
}
.sidebar .submitBtn{
    width:100%;
    color:white;
    background-color:cornflowerblue;
    border-radius: 8px;
    font-size:20px;
    border:none;
    padding:5px 0;
}
.sidebar .submitBtn:hover{
    background-color:darkblue;
}
/*底部*/
.bottom{
    width:100%;
    height:50px;
    background:black;
    color:white;
    text-align:center;
    line-height:50px;
    font-size:14px;
}